Seiko Cal. 4584 - 423

The 4584-423 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4584 caliber with 34j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-8d5c9c0cd181]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Silver

Jewels

34j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1975

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